http://e-repository.perpus.iainsalatiga.ac.id/8835
http://e-repository.perpus.iainsalatiga.ac.id/9918
http://e-repository.perpus.iainsalatiga.ac.id/9369
http://e-repository.perpus.iainsalatiga.ac.id/9329
http://e-repository.perpus.iainsalatiga.ac.id/9917
http://e-repository.perpus.iainsalatiga.ac.id/9238